US First Lady, Michelle Obama danced with schools kids to celebrate the second anniversary of her campaign, Let’s Move! that aims to lower childhood obesity in the US.

As the initiative kicked off in Des Moines, Iowa, 48-year-old Michelle — who paired a stylish striped top with black trousers — was joined by a crowd of 14,000 people. “This is so cool!..Happy birthday, Let’s Move!,” she said at the event.